content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ------------------------------
   * DefaultKeyedValues2DTests.java
   * ------------------------------
   * (C) Copyright 2003-2008 by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 13-Mar-2003 : Version 1 (DG);
   * 15-Sep-2004 : Updated cloning test (DG);
   * 06-Oct-2005 : Added testEquals() (DG);
   * 18-Jan-2007 : Added testSparsePopulation() (DG);
   * 26-Feb-2007 : Added some basic tests (DG);
   * 30-Mar-2007 : Added a test for bug 1690654 (DG);
   * 21-Nov-2007 : Added testRemoveColumnByKey() method (DG);
   *
   */
  
  package org.jfree.data;
  
  import org.junit.jupiter.api.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertSame;
  import static org.junit.jupiter.api.Assertions.fail;
  
  /**
   * Tests for the {@link DefaultKeyedValues2D} class.
   */
  public class DefaultKeyedValues2DTest  {
  
  
  
  
  
      /**
       * Some checks for the getValue() method.
       */
      @Test
      public void testGetValue() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          d.addValue(1.0, "R1", "C1");
          assertEquals(1.0, d.getValue("R1", "C1"));
          try {
              d.getValue("XX", "C1");
              fail("UnknownKeyException should have been thrown on unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Unrecognised rowKey: XX", e.getMessage());
          }
  
          try {
              d.getValue("R1", "XX");
              fail("UnknownKeyException should have been thrown on unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Unrecognised columnKey: XX", e.getMessage());
          }
      }
  
      /**
       * Some checks for the clone() method.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          DefaultKeyedValues2D v1 = new DefaultKeyedValues2D();
          v1.setValue(1, "V1", "C1");
          v1.setValue(null, "V2", "C1");
          v1.setValue(3, "V3", "C2");
          DefaultKeyedValues2D v2 = (DefaultKeyedValues2D) v1.clone();
  
          assertNotSame(v1, v2);
          assertSame(v1.getClass(), v2.getClass());
          assertEquals(v1, v2);
  
          // check that clone is independent of the original
          v2.setValue(2, "V2", "C1");
          assertFalse(v1.equals(v2));
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          DefaultKeyedValues2D kv2D1 = new DefaultKeyedValues2D();
          kv2D1.addValue(234.2, "Row1", "Col1");
          kv2D1.addValue(null, "Row1", "Col2");
          kv2D1.addValue(345.9, "Row2", "Col1");
          kv2D1.addValue(452.7, "Row2", "Col2");
  
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              ObjectOutput out = new ObjectOutputStream(buffer);
              out.writeObject(kv2D1);
              out.close();
  
              ObjectInput in = new ObjectInputStream(
                      new ByteArrayInputStream(buffer.toByteArray()));
              DefaultKeyedValues2D kv2D2 = (DefaultKeyedValues2D) in.readObject();
              in.close();
          assertEquals(kv2D1, kv2D2);
  
      }
  
      /**
       * Some checks for the equals() method.
       */
      @Test
      public void testEquals() {
          DefaultKeyedValues2D d1 = new DefaultKeyedValues2D();
          DefaultKeyedValues2D d2 = new DefaultKeyedValues2D();
          assertEquals(d1, d2);
          assertEquals(d2, d1);
  
          d1.addValue(1.0, 2.0, "S1");
          assertFalse(d1.equals(d2));
          d2.addValue(1.0, 2.0, "S1");
          assertEquals(d1, d2);
      }
  
      /**
       * Populates a data structure with sparse entries, then checks that
       * the unspecified entries return null.
       */
      @Test
      public void testSparsePopulation() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          d.addValue(11, "R1", "C1");
          d.addValue(22, "R2", "C2");
  
          assertEquals(11, d.getValue("R1", "C1"));
          assertNull(d.getValue("R1", "C2"));
          assertEquals(22, d.getValue("R2", "C2"));
          assertNull(d.getValue("R2", "C1"));
      }
  
      /**
       * Some basic checks for the getRowCount() method.
       */
      @Test
      public void testRowCount() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          assertEquals(0, d.getRowCount());
          d.addValue(1.0, "R1", "C1");
          assertEquals(1, d.getRowCount());
          d.addValue(2.0, "R2", "C1");
          assertEquals(2, d.getRowCount());
      }
  
      /**
       * Some basic checks for the getColumnCount() method.
       */
      @Test
      public void testColumnCount() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          assertEquals(0, d.getColumnCount());
          d.addValue(1.0, "R1", "C1");
          assertEquals(1, d.getColumnCount());
          d.addValue(2.0, "R1", "C2");
          assertEquals(2, d.getColumnCount());
      }
  
      private static final double EPSILON = 0.0000000001;
  
      /**
       * Some basic checks for the getValue(int, int) method.
       */
      @Test
      public void testGetValue2() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          try {
              d.getValue(0, 0);
              fail("IndexOutOfBoundsException should have been thrown on querying empty set");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index 0 out of bounds for length 0", e.getMessage());
          }
          d.addValue(1.0, "R1", "C1");
          assertEquals(1.0, d.getValue(0, 0).doubleValue(), EPSILON);
          d.addValue(2.0, "R2", "C2");
          assertEquals(2.0, d.getValue(1, 1).doubleValue(), EPSILON);
          assertNull(d.getValue(1, 0));
          assertNull(d.getValue(0, 1));
  
          try {
              d.getValue(2, 0);
              fail("IndexOutOfBoundsException should have been thrown on index out of range");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index 2 out of bounds for length 2", e.getMessage());
          }
      }
  
      /**
       * Some basic checks for the getRowKey() method.
       */
      @Test
      public void testGetRowKey() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
  
          try {
              d.getRowKey(0);
              fail("IndexOutOfBoundsException should have been thrown on querying empty dataset");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index 0 out of bounds for length 0", e.getMessage());
          }
          d.addValue(1.0, "R1", "C1");
          d.addValue(1.0, "R2", "C1");
          assertEquals("R1", d.getRowKey(0));
          assertEquals("R2", d.getRowKey(1));
  
          // check sorted rows
          d = new DefaultKeyedValues2D(true);
          d.addValue(1.0, "R1", "C1");
          assertEquals("R1", d.getRowKey(0));
          d.addValue(0.0, "R0", "C1");
          assertEquals("R0", d.getRowKey(0));
          assertEquals("R1", d.getRowKey(1));
      }
  
      /**
       * Some basic checks for the getColumnKey() method.
       */
      @Test
      public void testGetColumnKey() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          try {
              d.getColumnKey(0);
              fail("Should have thrown an IndexOutOfBoundsException on querying empty dataset");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index 0 out of bounds for length 0", e.getMessage());
          }
          d.addValue(1.0, "R1", "C1");
          d.addValue(1.0, "R1", "C2");
          assertEquals("C1", d.getColumnKey(0));
          assertEquals("C2", d.getColumnKey(1));
      }
  
      /**
       * Some basic checks for the removeValue() method.
       */
      @Test
      public void testRemoveValue() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          d.removeValue("R1", "C1");
          d.addValue(1.0, "R1", "C1");
          d.removeValue("R1", "C1");
          assertEquals(0, d.getRowCount());
          assertEquals(0, d.getColumnCount());
  
          d.addValue(1.0, "R1", "C1");
          d.addValue(2.0, "R2", "C1");
          d.removeValue("R1", "C1");
          assertEquals(2.0, d.getValue(0, 0));
      }
  
      /**
       * A test for bug 1690654.
       */
      @Test
      public void testRemoveValueBug1690654() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          d.addValue(1.0, "R1", "C1");
          d.addValue(2.0, "R2", "C2");
          assertEquals(2, d.getColumnCount());
          assertEquals(2, d.getRowCount());
          d.removeValue("R2", "C2");
          assertEquals(1, d.getColumnCount());
          assertEquals(1, d.getRowCount());
          assertEquals(1.0, d.getValue(0, 0));
      }
  
      /**
       * Some basic checks for the removeRow() method.
       */
      @Test
      public void testRemoveRow() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          try {
              d.removeRow(0);
              fail("IndexOutOfBoundsException should have been thrown on querying emty dataset");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index 0 out of bounds for length 0", e.getMessage());
          }
      }
  
      /**
       * Some basic checks for the removeColumn(Comparable) method.
       */
      @Test
      public void testRemoveColumnByKey() {
          DefaultKeyedValues2D d = new DefaultKeyedValues2D();
          d.addValue(1.0, "R1", "C1");
          d.addValue(2.0, "R2", "C2");
          d.removeColumn("C2");
          d.addValue(3.0, "R2", "C2");
          assertEquals(3.0, d.getValue("R2", "C2").doubleValue(), EPSILON);
  
          // check for unknown column
          try {
              d.removeColumn("XXX");
              fail("UnknownKeyException should have been thrown on querying unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Unknown key: XXX", e.getMessage());
          }
      }
  
  }
  